日南1号为特早熟蜜柑品种,枝叶树势较强,表现早熟,果实品质优良,产量较高。该品种果面较光滑,完熟着色时色泽较浓而艳丽。开始结果1、2年果形为高圆形,3、4年后开始向扁圆形变化。据测定,9月底果实在着色不久果汁糖度为10度,柠檬酸为1%左右。日南1号嫁接小苗在浙江奉化市莼湖杨 Japan and South 1 for the premature maturity varieties of mandarin orange, strong branches and leaves of the tree, the performance of early maturity, fruit quality, higher yield. The variety of fruit surface is more smooth, mature color when the color thicker and gorgeous. The results of 1, 2 years fruit shape is a high circle, 3, 4 years later began to oblate change. It is determined that the end of September the fruit coloring in the fruit juice sugar degrees for 10 degrees soon, citric acid is about 1%. South No. 1 grafted seedlings in Fenghua City, Zhejiang Lake Yang